Electrostatic Barrel Machine, C 1880
Electrical barrel machines, invented in the eighteenth century, are instruments for generating static electricity. Electrostatic generators were among the most important instruments in scientific laboratories of the eighteenth and nineteenth centuries.
The glass barrel with a fruitwood turning handle, leather covered cushion and metal comb conductor both mounted on a glass standard on a turned mahogany base. Dimension 65 x 45 x 51 cm high